MCQ
Sugar of lead is
- A$2PbS{O_4}.PbO$
- ✓${(C{H_3}COO)_2}Pb$
- C$PbC{O_3}$
- D$PbC{O_3}.Pb{(OH)_2}$
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$CH_4\, _{( g )}+4 Cl _{2}\,_{( g )} \rightarrow CCl _{4}\,_{( l )}+4 HCl\,_ {( g )}$


$2 SO _2( g )+ O _2( g ) \rightleftharpoons 2 SO _3( g ), \Delta H =-190\,kJ$
The number of factors which will increase the yield of $SO _3$ at equilibrium from the following is $.............$.
$A.$ Increasing temperature
$B.$ Increasing pressure
$C.$ Adding more $SO _2$
$D.$ Adding more $O _2$
$E.$ Addition of catalyst